칼새
a small, fast-flying insectivorous bird with long, narrow wings and a forked tail, typically dark in plumage
:
• A swift darted across the evening sky.
칼새 한 마리가 저녁 하늘을 가로질러 날아갔다.
• The old church tower is a nesting site for swifts.
오래된 교회 탑은 칼새의 둥지이다.
